About the Number

85842990

85842989 ← → 85842991

2進数表記:101000111011101110000101110

漢数字表記:八千五百八十四万二千九百九十

素因数分解:

2 1 × 3 4 × 5 1 × 131 1 × 809 1

素因数の和:959
約数の個数: 80
約数和(自身を含む): 232871760
約数和(自身を除く): 147028770

約数列:
[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 131, 135, 162, 262, 270, 393, 405, 655, 786, 809, 810, 1179, 1310, 1618, 1965, 2358, 2427, 3537, 3930, 4045, 4854, 5895, 7074, 7281, 8090, 10611, 11790, 12135, 14562, 17685, 21222, 21843, 24270, 35370, 36405, 43686, 53055, 65529, 72810, 105979, 106110, 109215, 131058, 211958, 218430, 317937, 327645, 529895, 635874, 655290, 953811, 1059790, 1589685, 1907622, 2861433, 3179370, 4769055, 5722866, 8584299, 9538110, 14307165, 17168598, 28614330, 42921495, 85842990]

約数ペア:
[(1, 85842990), (2, 42921495), (3, 28614330), (5, 17168598), (6, 14307165), (9, 9538110), (10, 8584299), (15, 5722866), (18, 4769055), (27, 3179370), (30, 2861433), (45, 1907622), (54, 1589685), (81, 1059790), (90, 953811), (131, 655290), (135, 635874), (162, 529895), (262, 327645), (270, 317937), (393, 218430), (405, 211958), (655, 131058), (786, 109215), (809, 106110), (810, 105979), (1179, 72810), (1310, 65529), (1618, 53055), (1965, 43686), (2358, 36405), (2427, 35370), (3537, 24270), (3930, 21843), (4045, 21222), (4854, 17685), (5895, 14562), (7074, 12135), (7281, 11790), (8090, 10611)]

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